Exemple #1
0
bool cBlockArea::LoadFromSchematicNBT(cParsedNBT & a_NBT)
{
	int TMaterials = a_NBT.FindChildByName(a_NBT.GetRoot(), "Materials");
	if ((TMaterials > 0) && (a_NBT.GetType(TMaterials) == TAG_String))
	{
		AString Materials = a_NBT.GetString(TMaterials);
		if (Materials.compare("Alpha") != 0)
		{
			LOG("Materials tag is present and \"%s\" instead of \"Alpha\". Possibly a wrong-format schematic file.", Materials.c_str());
			return false;
		}
	}
	int TSizeX = a_NBT.FindChildByName(a_NBT.GetRoot(), "Width");
	int TSizeY = a_NBT.FindChildByName(a_NBT.GetRoot(), "Height");
	int TSizeZ = a_NBT.FindChildByName(a_NBT.GetRoot(), "Length");
	if (
		(TSizeX < 0) || (TSizeY < 0) || (TSizeZ < 0) ||
		(a_NBT.GetType(TSizeX) != TAG_Short) ||
		(a_NBT.GetType(TSizeY) != TAG_Short) ||
		(a_NBT.GetType(TSizeZ) != TAG_Short)
	)
	{
		LOG("Dimensions are missing from the schematic file (%d, %d, %d), (%d, %d, %d)",
			TSizeX, TSizeY, TSizeZ,
			a_NBT.GetType(TSizeX), a_NBT.GetType(TSizeY), a_NBT.GetType(TSizeZ)
		);
		return false;
	}
	
	int SizeX = a_NBT.GetShort(TSizeX);
	int SizeY = a_NBT.GetShort(TSizeY);
	int SizeZ = a_NBT.GetShort(TSizeZ);
	if ((SizeX < 1) || (SizeY < 1) || (SizeZ < 1))
	{
		LOG("Dimensions are invalid in the schematic file: %d, %d, %d", SizeX, SizeY, SizeZ);
		return false;
	}
	
	int TBlockTypes = a_NBT.FindChildByName(a_NBT.GetRoot(), "Blocks");
	int TBlockMetas = a_NBT.FindChildByName(a_NBT.GetRoot(), "Data");
	if ((TBlockTypes < 0) || (a_NBT.GetType(TBlockTypes) != TAG_ByteArray))
	{
		LOG("BlockTypes are invalid in the schematic file: %d", TBlockTypes);
		return false;
	}
	bool AreMetasPresent = (TBlockMetas > 0) && (a_NBT.GetType(TBlockMetas) == TAG_ByteArray);
	
	Clear();
	SetSize(SizeX, SizeY, SizeZ, AreMetasPresent ? (baTypes | baMetas) : baTypes);
	
	// Copy the block types and metas:
	int NumBytes = m_SizeX * m_SizeY * m_SizeZ;
	if (a_NBT.GetDataLength(TBlockTypes) < NumBytes)
	{
		LOG("BlockTypes truncated in the schematic file (exp %d, got %d bytes). Loading partial.",
			NumBytes, a_NBT.GetDataLength(TBlockTypes)
		);
		NumBytes = a_NBT.GetDataLength(TBlockTypes);
	}
	memcpy(m_BlockTypes, a_NBT.GetData(TBlockTypes), NumBytes);
	
	if (AreMetasPresent)
	{
		int NumBytes = m_SizeX * m_SizeY * m_SizeZ;
		if (a_NBT.GetDataLength(TBlockMetas) < NumBytes)
		{
			LOG("BlockMetas truncated in the schematic file (exp %d, got %d bytes). Loading partial.",
				NumBytes, a_NBT.GetDataLength(TBlockMetas)
			);
			NumBytes = a_NBT.GetDataLength(TBlockMetas);
		}
		memcpy(m_BlockMetas, a_NBT.GetData(TBlockMetas), NumBytes);
	}
	
	return true;
}
bool cSchematicFileSerializer::LoadFromSchematicNBT(cBlockArea & a_BlockArea, cParsedNBT & a_NBT)
{
	int TMaterials = a_NBT.FindChildByName(a_NBT.GetRoot(), "Materials");
	if ((TMaterials > 0) && (a_NBT.GetType(TMaterials) == TAG_String))
	{
		AString Materials = a_NBT.GetString(TMaterials);
		if (Materials.compare("Alpha") != 0)
		{
			LOG("Materials tag is present and \"%s\" instead of \"Alpha\". Possibly a wrong-format schematic file.", Materials.c_str());
			return false;
		}
	}
	int TSizeX = a_NBT.FindChildByName(a_NBT.GetRoot(), "Width");
	int TSizeY = a_NBT.FindChildByName(a_NBT.GetRoot(), "Height");
	int TSizeZ = a_NBT.FindChildByName(a_NBT.GetRoot(), "Length");
	if (
		(TSizeX < 0) || (TSizeY < 0) || (TSizeZ < 0) ||
		(a_NBT.GetType(TSizeX) != TAG_Short) ||
		(a_NBT.GetType(TSizeY) != TAG_Short) ||
		(a_NBT.GetType(TSizeZ) != TAG_Short)
	)
	{
		LOG("Dimensions are missing from the schematic file (%d, %d, %d), (%d, %d, %d)",
			TSizeX, TSizeY, TSizeZ,
			(TSizeX >= 0) ? a_NBT.GetType(TSizeX) : -1,
			(TSizeY >= 0) ? a_NBT.GetType(TSizeY) : -1,
			(TSizeZ >= 0) ? a_NBT.GetType(TSizeZ) : -1
		);
		return false;
	}

	int SizeX = a_NBT.GetShort(TSizeX);
	int SizeY = a_NBT.GetShort(TSizeY);
	int SizeZ = a_NBT.GetShort(TSizeZ);
	if ((SizeX < 1) || (SizeX > 65535) || (SizeY < 1) || (SizeY > cChunkDef::Height) || (SizeZ < 1) || (SizeZ > 65535))
	{
		LOG("Dimensions are invalid in the schematic file: %d, %d, %d", SizeX, SizeY, SizeZ);
		return false;
	}

	int TBlockTypes = a_NBT.FindChildByName(a_NBT.GetRoot(), "Blocks");
	int TBlockMetas = a_NBT.FindChildByName(a_NBT.GetRoot(), "Data");
	if ((TBlockTypes < 0) || (a_NBT.GetType(TBlockTypes) != TAG_ByteArray))
	{
		LOG("BlockTypes are invalid in the schematic file: %d", TBlockTypes);
		return false;
	}
	bool AreMetasPresent = (TBlockMetas > 0) && (a_NBT.GetType(TBlockMetas) == TAG_ByteArray);

	a_BlockArea.Clear();
	a_BlockArea.SetSize(SizeX, SizeY, SizeZ, AreMetasPresent ? (cBlockArea::baTypes | cBlockArea::baMetas) : cBlockArea::baTypes);

	int TOffsetX = a_NBT.FindChildByName(a_NBT.GetRoot(), "WEOffsetX");
	int TOffsetY = a_NBT.FindChildByName(a_NBT.GetRoot(), "WEOffsetY");
	int TOffsetZ = a_NBT.FindChildByName(a_NBT.GetRoot(), "WEOffsetZ");

	if (
		(TOffsetX < 0) || (TOffsetY < 0) || (TOffsetZ < 0) ||
		(a_NBT.GetType(TOffsetX) != TAG_Int) ||
		(a_NBT.GetType(TOffsetY) != TAG_Int) ||
		(a_NBT.GetType(TOffsetZ) != TAG_Int)
	)
	{
		// Not every schematic file has an offset, so we shoudn't give a warn message.
		a_BlockArea.SetWEOffset(0, 0, 0);
	}
	else
	{
		a_BlockArea.SetWEOffset(a_NBT.GetInt(TOffsetX), a_NBT.GetInt(TOffsetY), a_NBT.GetInt(TOffsetZ));
	}

	// Copy the block types and metas:
	size_t NumTypeBytes = a_BlockArea.GetBlockCount();
	if (a_NBT.GetDataLength(TBlockTypes) < NumTypeBytes)
	{
		LOG("BlockTypes truncated in the schematic file (exp %u, got %u bytes). Loading partial.",
			static_cast<unsigned>(NumTypeBytes), static_cast<unsigned>(a_NBT.GetDataLength(TBlockTypes))
		);
		NumTypeBytes = a_NBT.GetDataLength(TBlockTypes);
	}
	memcpy(a_BlockArea.GetBlockTypes(), a_NBT.GetData(TBlockTypes), NumTypeBytes);

	if (AreMetasPresent)
	{
		size_t NumMetaBytes = a_BlockArea.GetBlockCount();
		if (a_NBT.GetDataLength(TBlockMetas) < NumMetaBytes)
		{
			LOG("BlockMetas truncated in the schematic file (exp %u, got %u bytes). Loading partial.",
				static_cast<unsigned>(NumMetaBytes), static_cast<unsigned>(a_NBT.GetDataLength(TBlockMetas))
			);
			NumMetaBytes = a_NBT.GetDataLength(TBlockMetas);
		}
		memcpy(a_BlockArea.GetBlockMetas(), a_NBT.GetData(TBlockMetas), NumMetaBytes);
	}

	return true;
}